Addison (TX) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Addison.
Climate overview of Addison
Addison, Texas, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 36°C (97°F) in August, while winters cool to 13°C (55°F) in January.
With around 993 mm (39 in) of annual rain/snowfall, the city has moderate precipitation levels. May is the wettest month and August the driest. It also has very hot summers and mild winters. July is the sunniest month, averaging 11.1 hours of sunshine per day.
Addison Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Addison - and find the best time to visit.
Monthly Temperature in Addison
Depending on the time of the year, temperatures range from very hot to moderate in Addison. Typically, average maximum daytime temperatures range from a very hot 36°C (97°F) in August to a moderate 13°C (55°F) in the coolest month, January.
Nights vary from 25°C (77°F) in August to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Addison
Generally, Addison has a moderate amount of precipitation, averaging 993 mm (39 in) of rain/snowfall annually. The climate in Addison shows significant variation throughout the year. Expect high rainfall in May, the wettest month, with an average of 140 mm (5.5 in) of precipitation over 11 rainy days.
In contrast, the driest month August offers drier and sunnier days, with around 51 mm (2 in) of rainfall over 7 rainy days. For more details, please visit our Addison Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Addison
For those who appreciate different seasons, Addison serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.1 hours of sunshine daily, and embrace the darker days in December, offering only 5.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Addison by Month
The relative humidity is high throughout the year in Addison.
The city experiences its highest humidity in May, reaching 70%. In July, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Addison
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April and November
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Very hot summers and mild winters
Frequently asked questions about the climate in Addison
What is the best time to visit Addison?
April and November typically offer the most optimal weather in Addison. In contrast, July and August tend to have less optimal conditions. Addison has very hot summers and mild winters.
What temperatures can I expect in Addison?
Daytime highs range from 13°C (55°F) in January to 36°C (97°F) in August. Nighttime lows range from 2°C (36°F) to 25°C (77°F). Temperatures vary considerably through the year.
How much rain does Addison get?
Annual rainfall is around 993 mm (39 in). May is the wettest month with 140 mm (5.5 in), while August is the driest with 51 mm (2 in).
How sunny is Addison?
Addison receives around 2,871 hours of sunshine per year. July is the sunniest month with 333 hours, while December is the cloudiest with just 175 hours. Overall, Addison enjoys abundant sunshine.
Addison 3-Day Forecast
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